Separability of the lattice of Ƭ-closed totally ω-composition formations of finite groups.
Keywords:
Formation of finite groups, Ƭ -closed formation, totally ω -composition formation, lattice of formations, G-separated lattice of formationsAbstract
All groups considered are finite. All notations and terminologies are standard.References
A.N. Skiba, L.A. Shemetkov Multiply L-composition formations of finite groups Ukrainsk. math. zh. 52, N 6, (2000), 783–797.
L.A. Shemetkov, A.N. Skiba Formations of algebraic systems, Nauka, Moscow, 1989.
A.N. Skiba Algebra of formations, Belarus. Navuka, Minsk, 1997.